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Finding the Fourth Proportional to 214,950.15, 295,848.18 and 189,288.45

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Solution

The fourth proportional to 214,950.15, 295,848.18 and 189,288.45 is: 260,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,950.15 : 295,848.18 = 189,288.45 : x
  2. Step 2: Convert to fraction form
    214,950.15/295,848.18 = 189,288.45/x
  3. Step 3: Cross multiply
    214,950.15x = 295,848.18 × 189,288.45
  4. Step 4: Simplify right side
    214,950.15x = 56,000,643,427.52
  5. Step 5: Solve for x
    x = 56,000,643,427.52/214,950.15
  6. Step 6: Final answer
    x = 260,528.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.